No
you don't need a jacket based on the weather in Irvine, CA, USA 1 second ago
73°F23°C & Mostly Clear
Wind is 9 mph14 km/h from the Southwest, gusting to 12 mph19 km/h
| May 18 | ||||
| 7pm | 73°F23°C | 9 mph14 km/h Southwest | Clear | |
| 8pm | 72°F22°C | 9 mph14 km/h Southwest | Clear | |
| 9pm | 70°F21°C | 8 mph12 km/h Southwest | Clear | |
| 10pm | 67°F20°C | 6 mph10 km/h Southwest | Clear | |
| 11pm | 65°F18°C | 4 mph6 km/h Southwest | Clear | |
| May 19 | ||||
| 12am | 62°F17°C | 3 mph5 km/h South | Clear | |
| 1am | 61°F16°C | 3 mph5 km/h South | Clear | |
| 2am | 60°F15°C | 3 mph5 km/h Southeast | Clear | |
| 3am | 59°F15°C | 3 mph5 km/h Southeast | Clear | |
| 4am | 58°F14°C | 3 mph6 km/h Southeast | Clear | |
| 5am | 57°F14°C | 3 mph5 km/h Southeast | Clear | |
| 6am | 56°F14°C | 3 mph5 km/h Southeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 18 | 57°F14°C | 73°F23°C | 6 mph9 km/h from Southwest | Partly Cloudy | Clear |
| May 19 | 55°F13°C | 79°F26°C | 5 mph9 km/h from West | Clear | Clear |
| May 20 | 58°F15°C | 81°F27°C | 5 mph8 km/h from Southwest | Clear | Clear |
| May 21 | 60°F15°C | 85°F29°C | 5 mph9 km/h from Southwest | Clear | Clear |
| May 22 | 61°F16°C | 79°F26°C | 5 mph9 km/h from Southwest | Clear | Partly Cloudy |
| May 23 | 60°F16°C | 74°F23°C | 6 mph10 km/h from South | Mostly Clear | Mostly Clear |
| May 24 | 58°F14°C | 70°F21°C | 7 mph11 km/h from South | Clear | Mostly Clear |
Yes
Low of 55°F13°C, High of 79°F26°CWind: 5 mph9 km/h
Precipitation: None